The M30 family of bottom brackets have a 30mm drive bearing and a 28mm non-drive bearing for compatibility with Praxis M30 Based Cranks

Rebound damper technologies / adjustments: Drop-In Cartridge with Internal Floating Technology featuring 21 clicks of rebound damping

Bag Volume: 5

Who's this item for: These can be used for cycling or any number of other sports and activities where maintaining clear vision and protecting your eyes is of concern

If you've ever had an annoying set of pads that constantly slide down

Tubolito Tubo MTB Tube - 27.5-29 Inch - Presta - 1.8-2.5 Inch PDP|Colour The M30 family of bottomSick of having to carry around a big, bulky, heavy spare tube in case you have a blowout on the trails? Well, Tubolito is here with the perfect solution! These ultralight and extra durable tubes are manufactured from a special thermoplastic elastomer that was originally developed for use in speaker cones of all things. They are far less bulky, and more puncture resistant than standard butyl inner tubes and can easily be slipped into a pocket or